An innovative form of "flat pack" construction can slash the time and cost required to build concrete arch-shaped bridges while also greatly increasing their durability and projected lifespan.  

While “flat pack” assembly systems are more commonly associated with DIY cupboards, kitchens and household furnishings, civil engineers are now applying this elegant construction method to the venerable arch bridge, in order to dramatically reduce building times and maintenance requirements. Engineers from Queen’s University Belfast are currently working on the development of the world’s longest “flat pack” arch bridge…